Synonyms For "Busier" :

2 syllables:

active, at work, drudging, employed, engaged, fancy, fussy, in use, meddling, tied up, toiling, up to

3 syllables:

diligent, intrusive, laboring, labouring, meddlesome, occupied, occupy, officious

4 syllables:

busybodied, interfering, overbusy