Froggy Jumps Antonyms ChallengeOnline version Antonyms for 4th grade basics. by Neysha Aponte 1 What is the antonym of 'happy'? a excited b sad c angry 2 What is the antonym of 'early'? a soon b fast c late 3 What is the antonym of 'increase'? a grow b improve c decrease 4 What is the antonym of 'soft'? a smooth b easy c hard 5 What is the antonym of 'bright'? a light b colorful c dark 6 What is the antonym of 'full'? a crowded b empty c stuffed 7 What is the antonym of 'new'? a modern b old c recent 8 What is the antonym of 'approve'? a approve b accept c disapprove 9 What is the antonym of 'noisy'? a quiet b loud c windy 10 What is the antonym of 'win'? a lose b earn c gain