24 possible answers to
Answers with 3 characters: UPS Answers with 4 characters: ADDS EKES REVS Answers with 5 characters: GAINS GROWS HIKES KITES RISES Answers with 6 characters: ADDSTO BOOSTS CLIMBS MOUNTS AMPSUP SWELLS Answers with 7 characters: ACCRUES HIKESUP STEPSUP STEPUPS UPSIZES Answers with 8 characters: AUGMENTS SCALESUP STEEPENS Answers with 9 characters: EMBIGGENS