いい線行く

いいせんいく

to be on the right track, to go well

いい線

いいせん

more or less right, you are on the right track, getting warm

いい線を行く

いいせんをいく

to be on the right track, to go well

良い線行く

よいせんいく

to be on the right track, to go well

良い線

よいせん

more or less right, you are on the right track, getting warm

いい線いってる

いいせんいってる

to be on the right track, to be close enough

くいくい

giving two or three light tugs (or pushes)

良い線を行く

よいせんをいく

to be on the right track, to go well

線が細い

せんがほそい

sensitive, fragile, feeble, indecisive

線が太い

せんがふとい

impressive, tough

線の太い

せんのふとい

strong-nerved; decisive

くいあい

くいあい

to bite each other

付いていく

ついていく ついてゆく

to accompany, to follow

扱いにくい

あつかいにくい

hard to handle

ほうれい線

ほうれいせん

nasolabial fold, smile lines, laugh lines

線の太い人

せんのふといひと

strong-nerved person

くらい

くらい

approximately, about, around, or so

さくい

friendly, sociable

杆線虫

杆線むし

rhabditoidea