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やり手, 遣り手, 遣手, やりて
1. skilled person, capable person, shrewd person, go-getter, hotshot
2. doer, performer, agent
3. giver, bestower
4. brothel madam
tbd
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違いない, 違い無い, ちがいない
1. sure, no mistaking it, for certain, without doubt
tbd
に
1. at (place, time), in, on, during
2. to (direction, state), toward, into
3. for (purpose)
4. because of (reason), for, with
5. by, from
6. as (i.e. in the role of)
7. per, in, for, a (e.g. "once a month")
8. and, in addition to
9. if, although
tbd