falter Antonyms

feel strongly go the limit make up your mind rattle off make a decision keep at whish move around swoosh belly flop make good carry-forward hold on jet plane push on make a choice be absolutely sure have firm conviction feel strongly about come to decision be strongly convinced be of the firm view be of the firm opinion be fully convinced be entirely convinced be deeply convinced be completely sure be completely convinced be absolutely convinced be absolutely certain firmly believe make up one's mind do well thunderclap maintain legging improve hurry hasten fulguration enhance endure dive determine derby decide continue brook obstruct overfly