diff --git a/lauxlib.h b/lauxlib.h
index 27ef3b9b..e0072a43 100644
--- a/lauxlib.h
+++ b/lauxlib.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lauxlib.h,v 1.127 2014/10/25 11:50:46 roberto Exp roberto $
+** $Id: lauxlib.h,v 1.128 2014/10/29 16:11:17 roberto Exp roberto $
 ** Auxiliary functions for building Lua libraries
 ** See Copyright Notice in lua.h
 */
@@ -65,7 +65,7 @@ LUALIB_API int (luaL_checkoption) (lua_State *L, int arg, const char *def,
 LUALIB_API int (luaL_fileresult) (lua_State *L, int stat, const char *fname);
 LUALIB_API int (luaL_execresult) (lua_State *L, int stat);
 
-/* pre-defined references */
+/* predefined references */
 #define LUA_NOREF       (-2)
 #define LUA_REFNIL      (-1)
 
diff --git a/ldblib.c b/ldblib.c
index 786468ec..0bcd2e9e 100644
--- a/ldblib.c
+++ b/ldblib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldblib.c,v 1.149 2015/02/19 17:06:21 roberto Exp roberto $
+** $Id: ldblib.c,v 1.150 2015/11/19 19:16:22 roberto Exp roberto $
 ** Interface from Lua to its debug API
 ** See Copyright Notice in lua.h
 */
@@ -28,8 +28,8 @@ static const int HOOKKEY = 0;
 
 
 /*
-** If L1 != L, L1 can be in any state, and therefore there is no
-** garantees about its stack space; any push in L1 must be
+** If L1 != L, L1 can be in any state, and therefore there are no
+** guarantees about its stack space; any push in L1 must be
 ** checked.
 */
 static void checkstack (lua_State *L, lua_State *L1, int n) {
diff --git a/ldo.h b/ldo.h
index ba4e09c9..72cce399 100644
--- a/ldo.h
+++ b/ldo.h
@@ -1,5 +1,5 @@
 /*
-** $Id: ldo.h,v 2.26 2015/11/13 13:24:26 roberto Exp roberto $
+** $Id: ldo.h,v 2.27 2015/11/19 19:16:22 roberto Exp roberto $
 ** Stack and Call structure of Lua
 ** See Copyright Notice in lua.h
 */
@@ -16,7 +16,7 @@
 /*
 ** Macro to check stack size and grow stack if needed.  Parameters
 ** 'pre'/'pos' allow the macro to preserve a pointer into the
-** stack across realocations, doing the work only when needed.
+** stack across reallocations, doing the work only when needed.
 ** 'condmovestack' is used in heavy tests to force a stack reallocation
 ** at every check.
 */
diff --git a/loadlib.c b/loadlib.c
index ed2adb5c..7a9b011f 100644
--- a/loadlib.c
+++ b/loadlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: loadlib.c,v 1.125 2015/01/13 13:18:04 roberto Exp roberto $
+** $Id: loadlib.c,v 1.126 2015/02/16 13:14:33 roberto Exp roberto $
 ** Dynamic library loader for Lua
 ** See Copyright Notice in lua.h
 **
@@ -732,7 +732,7 @@ static void createsearcherstable (lua_State *L) {
   int i;
   /* create 'searchers' table */
   lua_createtable(L, sizeof(searchers)/sizeof(searchers[0]) - 1, 0);
-  /* fill it with pre-defined searchers */
+  /* fill it with predefined searchers */
   for (i=0; searchers[i] != NULL; i++) {
     lua_pushvalue(L, -2);  /* set 'package' as upvalue for all searchers */
     lua_pushcclosure(L, searchers[i], 1);
diff --git a/lvm.c b/lvm.c
index c0200623..54ea6246 100644
--- a/lvm.c
+++ b/lvm.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lvm.c,v 2.263 2015/11/17 16:00:28 roberto Exp roberto $
+** $Id: lvm.c,v 2.264 2015/11/19 19:16:22 roberto Exp roberto $
 ** Lua virtual machine
 ** See Copyright Notice in lua.h
 */
@@ -1254,7 +1254,7 @@ void luaV_execute (lua_State *L) {
         h = hvalue(ra);
         last = ((c-1)*LFIELDS_PER_FLUSH) + n;
         if (last > h->sizearray)  /* needs more space? */
-          luaH_resizearray(L, h, last);  /* pre-allocate it at once */
+          luaH_resizearray(L, h, last);  /* preallocate it at once */
         for (; n > 0; n--) {
           TValue *val = ra+n;
           luaH_setint(L, h, last--, val);