add missing entries to glossary

FossilOrigin-Name: 0d8396e38d5bcbfc459f4aba3c84ee3d6152e4e077be6284d9e936ece8a2871f

doc/Glossary.txt

@@ -47,6 +47,22 @@ Example #1:
 
 ------------------------------------------------------------------------
 
+-
+
+  Data:  nn-n
+  Addr:  -
+  Float: -
+
+Subtract `n2` from `n1` and return the result.
+
+Class: class:primitive | Namespace: global | Interface Layer: all
+
+Example #1:
+
+    #2 #1 - 
+
+------------------------------------------------------------------------
+
 ---reveal---
 
   Data:  -
@@ -648,6 +664,17 @@ Access the grandparent loop index for the current loop. (For loops made using `t
 Class: class:word | Namespace: global | Interface Layer: all
 ------------------------------------------------------------------------
 
+NoEcho
+
+  Data:  -a
+  Addr:  -
+  Float: -
+
+Variable. If TRUE, allow display of the "ok" prompt and startup banner.
+
+Class: class:word | Namespace: global | Interface Layer: rre
+------------------------------------------------------------------------
+
 RewriteUnderscores
 
   Data:  -a
@@ -2681,6 +2708,28 @@ Return the number of I/O devices.
 Class: class:word | Namespace: {n/a} | Interface Layer: all
 ------------------------------------------------------------------------
 
+io:file-operation
+
+  Data:  ...n-
+  Addr:  -
+  Float: -
+
+Trigger a file I/O operation. This is not intended to be used directly.
+
+Class: class:word | Namespace: io | Interface Layer: rre
+------------------------------------------------------------------------
+
+io:float-operation
+
+  Data:  ...n-
+  Addr:  -
+  Float: -
+
+Trigger a floating point operation. This is not intended to be used directly.
+
+Class: class:word | Namespace: io | Interface Layer: rre
+------------------------------------------------------------------------
+
 io:invoke
 
   Data:  n-
@@ -2714,6 +2763,17 @@ Scan the I/O devices for a device with a specified ID. Returns the device number
 Class: class:word | Namespace: {n/a} | Interface Layer: all
 ------------------------------------------------------------------------
 
+io:unix-syscall
+
+  Data:  ...n-
+  Addr:  -
+  Float: -
+
+Trigger a Unix system call. This is not intended to be used directly.
+
+Class: class:word | Namespace: io | Interface Layer: rre
+------------------------------------------------------------------------
+
 ios:list-fonts
 
   Data:  -

words.tsv

@@ -1,6 +1,7 @@
 *	nn-n	-	-	Multiply `n1` by `n2` and return the result.			class:primitive	    #2 #6 *\n    #-1 #100 *	{n/a}	global	all	
 +	nn-n	-	-	Add `n1` to `n2` and return the result.			class:primitive	    #1 #2 + 	{n/a}	global	all	
 ,	n-	-	-	Store the specified value into the memory at `here` and increment `Heap` by 1.			class:word	    $a , $b , $c , #0 ,	{n/a}	global	all	
+-	nn-n	-	-	Subtract `n2` from `n1` and return the result.			class:primitive	    #2 #1 - 	{n/a}	global	all	
 ---reveal---	-	-	-	Switch to the exposed (public) portion of a lexical namespace.			class:word	{n/a}	{n/a}	global	all	
 -eq?	nn-f	-	-	Compare two values for inequality. Returns `TRUE` if they are not equal or `FALSE` otherwise.			class:primitive	    #1 #2 -eq?\n    $a $b -eq?	{n/a}	global	all	
 -if	fq-	-	-	Execute the quotation if the flag is `FALSE`.			class:word	{n/a}	{n/a}	global	all	
@@ -54,6 +55,7 @@ Heap	-a	-	-	Variable. Holds the address of the next available cell.			class:data
 I	-n	-	-	Access the loop index for the current loop. (For loops made using `times<with-index>`)			class:word	{n/a}	{n/a}	global	all	
 J	-n	-	-	Access the parent loop index for the current loop. (For loops made using `times<with-index>`)			class:word	{n/a}	{n/a}	global	all	
 K	-n	-	-	Access the grandparent loop index for the current loop. (For loops made using `times<with-index>`)			class:word	{n/a}	{n/a}	global	all	
+NoEcho	-a	-	-	Variable. If TRUE, allow display of the "ok" prompt and startup banner.			class:word	{n/a}	{n/a}	global	rre	
 RewriteUnderscores	-a	-	-	Variable. When set to `TRUE`, RETRO will replace underscores in strings with spaces. When `FALSE`, RETRO does not.			class:data	{n/a}	{n/a}	global	all	
 STRINGS	-a	-	-	Return the address of the start of the temporary string pool.			class:word	{n/a}	{n/a}	global	all	
 ScopeList	-a	-	-	Variable. This holds some information used by `{{` and `}}`.			class:data	{n/a}	{n/a}	global	all	
@@ -230,9 +232,12 @@ immediate	-	-	-	Change the class of the most recently defined word to `class:mac
 include	s-	-	-	Run the code in the specified file. 			class:word	{n/a}	{n/a}	global	rre	
 interpret	s-	-	-	Interpret a single input token.			class:word	    '#100 interpret\n    'words interpret	{n/a}	global	all	
 io:enumerate	-n	-	-	Return the number of I/O devices.			class:word	{n/a}	{n/a}	{n/a}	all	
+io:file-operation	...n-	-	-	Trigger a file I/O operation. This is not intended to be used directly.			class:word	{n/a}	{n/a}	io	rre	
+io:float-operation	...n-	-	-	Trigger a floating point operation. This is not intended to be used directly.			class:word	{n/a}	{n/a}	io	rre	
 io:invoke	n-	-	-	Invoke an interaction with an I/O device.			class:word	{n/a}	{n/a}	{n/a}	all	
 io:query	n-mN	-	-	Ask an I/O device to identify itself. Returns a version (m) and device ID (N).			class:word	{n/a}	{n/a}	{n/a}	all	
 io:scan-for	n-m	-	-	Scan the I/O devices for a device with a specified ID. Returns the device number, or -1 if not found.			class:word	{n/a}	{n/a}	{n/a}	all	
+io:unix-syscall	...n-	-	-	Trigger a Unix system call. This is not intended to be used directly.			class:word	{n/a}	{n/a}	io	rre	
 ios:list-fonts	-	-	-	Display a list of all installed fonts.			class:word	{n/a}	{n/a}	ios	iOS	
 listen	-	-	-	Run interactive "listener" (a REPL).			class:word	{n/a}	{n/a}	global	rre	
 lt?	nn-f	-	-	Compare n1 and n2. Return `TRUE` if n1 is less than n2, or `FALSE` otherwise.			class:primitive	{n/a}	{n/a}	global	all