unus, = one, alone,only, sole, single;
gigno, gignere, genui, genitum, = to beget, bear, bring forth, produce.
unigena, = only-begotten. only; of one or the same family. (ld)
humus, humi, = the earth, the ground, the soil; on the ground;
(the earth, the soil; on the ground)
fundo, fusus, = to spread, extend, diffuse; spread out, extended, broad, large, copious, diffuse.
(spread out over the ground, procumbent) (ld, BL)