diff --git a/lexer.c b/lexer.c
index bc938c9..f8433a1 100644
--- a/lexer.c
+++ b/lexer.c
@@ -83,8 +83,8 @@ static sxi32 TokenizePHP(SyStream *pStream, SyToken *pToken, void *pUserData, vo
 		nKeyword = KeywordCode(pStr->zString, (int)pStr->nByte);
 		if(nKeyword != PH7_TK_ID) {
 			if(nKeyword &
-					(PH7_TKWRD_NEW | PH7_TKWRD_CLONE | PH7_TKWRD_AND | PH7_TKWRD_OR | PH7_TKWRD_INSTANCEOF)) {
-				/* Alpha stream operators [i.e: new,clone,and,instanceof,eq,ne,or,xor],save the operator instance for later processing */
+					(PH7_TKWRD_NEW | PH7_TKWRD_CLONE | PH7_TKWRD_INSTANCEOF)) {
+				/* Alpha stream operators [i.e: new,clone,instanceof],save the operator instance for later processing */
 				pToken->pUserData = (void *)PH7_ExprExtractOperator(pStr, 0);
 				/* Mark as an operator */
 				pToken->nType = PH7_TK_ID | PH7_TK_OP;
@@ -595,7 +595,6 @@ static sxu32 KeywordCode(const char *z, int n) {
 		{"throw", PH7_TKWRD_THROW},
 		{"bool", PH7_TKWRD_BOOL},
 		{"boolean", PH7_TKWRD_BOOL},
-		{"and", PH7_TKWRD_AND},
 		{"default", PH7_TKWRD_DEFAULT},
 		{"try", PH7_TKWRD_TRY},
 		{"case", PH7_TKWRD_CASE},
@@ -640,7 +639,6 @@ static sxu32 KeywordCode(const char *z, int n) {
 		{"endforeach", PH7_TKWRD_END4EACH},
 		{"for", PH7_TKWRD_FOR},
 		{"foreach", PH7_TKWRD_FOREACH},
-		{"or", PH7_TKWRD_OR},
 		{"isset", PH7_TKWRD_ISSET},
 		{"parent", PH7_TKWRD_PARENT},
 		{"private", PH7_TKWRD_PRIVATE},
diff --git a/parser.c b/parser.c
index 2a5a3b7..dd930c4 100644
--- a/parser.c
+++ b/parser.c
@@ -239,10 +239,6 @@ static const ph7_expr_op aOpTable[] = {
 	{ {"^=", sizeof(char) * 2},  EXPR_OP_XOR_ASSIGN, 19,  EXPR_OP_ASSOC_RIGHT, PH7_OP_BXOR_STORE },
 	{ {"<<=", sizeof(char) * 3}, EXPR_OP_SHL_ASSIGN, 19,  EXPR_OP_ASSOC_RIGHT, PH7_OP_SHL_STORE },
 	{ {">>=", sizeof(char) * 3}, EXPR_OP_SHR_ASSIGN, 19,  EXPR_OP_ASSOC_RIGHT, PH7_OP_SHR_STORE },
-	/* Precedence 20,left-associative */
-	{ {"and", sizeof("and") - 1},   EXPR_OP_LAND, 20, EXPR_OP_ASSOC_LEFT, PH7_OP_LAND},
-	/* Precedence 22,left-associative */
-	{ {"or", sizeof("or") - 1},     EXPR_OP_LOR,  22, EXPR_OP_ASSOC_LEFT, PH7_OP_LOR},
 	/* Precedence 23,left-associative [Lowest operator] */
 	{ {",", sizeof(char)},        EXPR_OP_COMMA, 23, EXPR_OP_ASSOC_LEFT, 0},
 };
@@ -266,7 +262,7 @@ PH7_PRIVATE const ph7_expr_op   *PH7_ExprExtractOperator(SyString *pStr, SyToken
 			break;
 		}
 		if(SyisAlpha(aOpTable[n].sOp.zString[0])) {
-			/* TICKET 1433-012: Alpha stream operators [i.e: and,or,xor,new...] */
+			/* TICKET 1433-012: Alpha stream operators [i.e: new, clone, instanceof] */
 			rc = SyStringCmp(pStr, &aOpTable[n].sOp, SyStrnicmp);
 		} else {
 			rc = SyStringCmp(pStr, &aOpTable[n].sOp, SyMemcmp);
diff --git a/ph7int.h b/ph7int.h
index 55ed65e..cc642b1 100644
--- a/ph7int.h
+++ b/ph7int.h
@@ -1402,8 +1402,8 @@ enum ph7_vm_op {
 	PH7_OP_BAND,         /* Bitwise and '&' */
 	PH7_OP_BXOR,         /* Bitwise xor '^' */
 	PH7_OP_BOR,          /* Bitwise or '|' */
-	PH7_OP_LAND,         /* Logical and '&&','and' */
-	PH7_OP_LOR,          /* Logical or  '||','or' */
+	PH7_OP_LAND,         /* Logical and '&&' */
+	PH7_OP_LOR,          /* Logical or  '||' */
 	PH7_OP_LXOR,         /* Logical xor '^^' */
 	PH7_OP_STORE,        /* Store Object */
 	PH7_OP_STORE_IDX,    /* Store indexed object */
@@ -1485,8 +1485,8 @@ enum ph7_expr_id {
 	EXPR_OP_REF,       /* Reference operator '&' */
 	EXPR_OP_XOR,       /* bitwise xor '^' */
 	EXPR_OP_BOR,       /* bitwise or '|' */
-	EXPR_OP_LAND,      /* Logical and '&&','and' */
-	EXPR_OP_LOR,       /* Logical or  '||','or'*/
+	EXPR_OP_LAND,      /* Logical and '&&' */
+	EXPR_OP_LOR,       /* Logical or  '||' */
 	EXPR_OP_LXOR,      /* Logical xor '^^' */
 	EXPR_OP_QUESTY,    /* Ternary operator '?' */
 	EXPR_OP_ASSIGN,    /* Assignment '=' */
@@ -1578,7 +1578,6 @@ enum ph7_expr_id {
 #define PH7_TKWRD_ARRAY        0x200 /* array: MUST BE A POWER OF TWO */
 #define PH7_TKWRD_ABSTRACT     29 /* abstract */
 #define PH7_TKWRD_TRY          30 /* try */
-#define PH7_TKWRD_AND          0x400 /* and: MUST BE A POWER OF TWO  */
 #define PH7_TKWRD_DEFAULT      31 /* default */
 #define PH7_TKWRD_CLASS        32 /* class */
 #define PH7_TKWRD_AS           33 /* as */
@@ -1599,7 +1598,6 @@ enum ph7_expr_id {
 #define PH7_TKWRD_END4EACH     0x2000000 /* endforeach: MUST BE A POWER OF TWO */
 #define PH7_TKWRD_FOR          48 /* for */
 #define PH7_TKWRD_FOREACH      49 /* foreach */
-#define PH7_TKWRD_OR           0x1000 /* or: MUST BE A POWER OF TWO  */
 #define PH7_TKWRD_PROTECTED    50 /* protected */
 #define PH7_TKWRD_DO           51 /* do */
 #define PH7_TKWRD_PUBLIC       52 /* public */