Two words
May be 2 words combined (calca+crepa) If not obvious, probably incorrect
calc.a V 1 1 PRES ACTIVE IMP 2 S
calco, calcare, calcavi, calcatus V (1st) [XXXAO]
tread/trample upon/under foot, crush; tamp/ram down; spurn; copulate (cock);
crep.a N 1 1 NOM S F
crep.a N 1 1 VOC S F
crep.a N 1 1 ABL S F
crepa, crepae N (1st) F [XAXEO] uncommon
she-goat, nanny-goat; [Caprae palus => on Campus Martius/Circus Flaminus site];
crep.a V 1 1 PRES ACTIVE IMP 2 S
crepo, crepare, crepui, crepitus V (1st) [XXXBO]
rattle/rustle/clatter; jingle/tinkle; snap (fingers); harp on, grumble at; fart
crack; burst asunder; resound;
*

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.