Connecting Word

This page is the CodyCross answer for the clue below from Café, Group 1322, Puzzle 3 (Croque Madame).

Question is: Connecting Word

and the answer is: COPULA

Word Meaning:

COPULA — (linguistics, grammar) A word, usually a verb, used to link the subject of a sentence with a predicate (usually a subject complement or an adverbial), that unites or associates the subject with the predicate.

Definitions from Wiktionary.