いそしむ (translations)→ busy devote try
しきりに (translations)→ bitterly conjecture copiously desperately eagerly earnestly endlessly fluently frequently furiously hard imperiously incessantly insistently intently keep much often rapid steadfastly terribly urge urgent urgently variously
せかせかと (translations)→ briskly hastily jauntily nervous nervously quickly rapidly swiftly
せっせと (translations)→ active assiduously constantly diligently duly dutifully heartily industriously sedulously steadily systematic systematically voraciously
せわしく (translations)→ hurriedly speedily
せわしなく (translations)→ constant energetically impatiently madly restlessly
一心に (translations)→ absorbed attentively fervently relentlessly so tensely
片っぱしから (translations)→ all every everything freely lickety-split mercilessly
