英和和英

the back row

reel back

the backward tilt

swing back

bounce back

swing back and forth

to fall behind―drop behind―straggle―draggle

back the oars

to retrace one's way―retrace one's steps―double on one's tracks

back astern

count backwards

pop back

the rear gate

a back current

a back current

the back seat

the back of object (the back)

turn the table upside down

the back row―the rear rank

to make up for lost time

drag behind

step back

step back

to push back

to retreat backwards

the act of bending backward

to cut off both ends

to bring up the rear

to go backward―turn back―（退歩するの意味なら）―move backwards―retrograde―retrogress―（病人なら）―have a relapse

to send something back to the rear