Two words
May be 2 words combined (uni+cuba) If not obvious, probably incorrect
cub.a V 1 1 PRES ACTIVE IMP 2 S
cubo, cubare, cubui, cubitus V (1st) INTRANS [XXXBO]
lie (down/asleep); recline, incline; lie/be in bed, rest/sleep; be sick/dead;
un.i NUM 1 1 DAT S X CARD
unus -a -um, primus -a -um, singuli -ae -a, semel NUM [XXXAX]
1 - (CARD answers 'how many');
un.i ADJ 1 3 DAT S X POS
un.i ADJ 1 3 NOM P M POS
un.i ADJ 1 3 VOC P M POS
unus, una, unum (gen -ius) ADJ [XXXEO] uncommon
alone, a single/sole; some, some one; only (pl.); one set of (denoting entity);
un.i V 4 1 PRES ACTIVE IMP 2 S
unio, unire, univi, unitus V (4th) TRANS [XXXEO] uncommon
unite, combine into one;
*

Credits:
This, our local install of the popular standby Whitaker's Words, is possible thanks to the resurrection of the venerable project at William Whitaker's Words, where you will also find extensive documentation. The corresponding GitHub repository is where you can submit issues about missing forms and analyses.
This web interface by Walter M. Shandruk.