きちんと (translations)→ better carefully clean correctly daintily do effectively even exactly good just neat nicely perfect precisely precision proper properly smack smart squarely strict strictly through well
しっかり (translations)→ certainly cleanly close completely definitely fast firmly fully indelibly much nice positively powerfully real right safely sharp soberly solid tight tightly together
せっせと (translations)→ active assiduously busily constantly diligently dutifully heartily industriously sedulously steadily systematic systematically voraciously