1 to have to

2 must

3 compulsory

4 necessarily

1 not to have

2 no

3 none

4 not

5 to lack

6 un-

7 -less

1 helpless

2 without choice

3 for lack of better option

4 grudgingly

5 willy-nilly

6 nolens volens

7 abbr. for 無可奈何|无可奈何[wú kě nài hé]

1 to be indifferent

2 not to matter

3 cannot be said to be

1 unequalled

2 without rival

3 a paragon

1 to advance courageously (idiom)

2 to press forward

1 to stretch as far as the eye can see (idiom)

1 as far as the eye can see (idiom)

1 not having anything at all (idiom); utterly lacking

2 without two sticks to rub together

1 not knowing anything at all (idiom); completely ignorant

2 without an inkling