Grammatical Agreement Based on Sense Not Syntax

This page is the CodyCross answer for the clue below from A Sweet Life, Group 1092, Puzzle 5 (Red Velvet Cake).

Question is: Grammatical Agreement Based on Sense Not Syntax

and the answer is: SYNESIS

Word Meaning:

SYNESIS — (grammar) A grammatical construction in which a word takes the gender or number not of the word with which it should regularly agree, but of some other implied word.

Definitions from Wiktionary.