1 syllable:
Borth, forth, fourth, orth, porth, warth
2 syllables:
Bring forth, burst forth, call forth, come forth, dansforth, give forth, goforth, go forth, henceforth, pour forth, set forth, stretch forth, thenceforth
3 syllables:
And so forth, back and forth, blossom forth, body forth, burgeon forth, issue forth, sally forth
4 syllables:
Move back and forth
5 syllables:
Travel back and forth