Silly isn't Synonyms

Silly replaced

foolish isn't

ridiculous isn't

Definitions for Silly

(adjective) lacking in seriousness or maturity
(adjective) showing or marked by a lack of good sense or judgment
(adjective) so foolish or pointless as to be worthy of scornful laughter

SI abbreviation

SI is an abbreviation for Silly Isn't

What does SI stand for?

SI stands for "Silly Isn't"