diff --git a/dico.c b/dico.c
index 8cb0a97..aafa812 100644
--- a/dico.c
+++ b/dico.c
@@ -19,7 +19,10 @@ byte end_kind(const string s){
     while(islower(s[i]));
   }
   else {//if isupper(s[0])
-    
+    endKind=2;
+    if(!isalpha(s[1])){
+      
+    }
   }
   endKind*=( (s[i]=='\0') + 2* (s[i]=='\''&&s[i+1]=='s'&&s[i+2]=='\0') );
   return endKind;
@@ -30,5 +33,9 @@ bool is_word(const byte endKind){
 }
 
 bool addto_dico(dico d,string s){
-  if(is_word()
+  if(!is_word(end_kind(s))){
+    printf("incorrect word");
+    return true;
+  }
+  
 }
--
libgit2 0.21.2