あいまいに の訳語→ doubtfully indistinct inscrutable non-committally noncommittally tentatively unconvincingly vaguely
うっかり の訳語→ absentmindedly accident accidentally careless carelessly fear heedlessly inadvertent inadvertently injudiciously let nearly thoughtlessly unguardedly unintentional unthinkingly venture
おぼつかない の訳語→ hesitant inarticulate lousy undercurrent uneven unevenness unsteady
ためらいがちに の訳語→ awkwardly hesitantly self-consciously
弱々しい の訳語→ feckless flaccid fragile gentle sickly thinly thready weak
