crebri.us ADJ 1 2 NOM S N COMP
crebri.us ADJ 1 2 VOC S N COMP
crebri.us ADJ 1 2 ACC S N COMP
creber, crebra -um, crebrior -or -us, creberrimus -a -um ADJ [XXXBO]
thick/crowded/packed/close set; frequent/repeated, constant; numerous/abundant;
crebrius ADV COMP
crebo, crebrius, creberrime ADV [XXXCS]
repeatedly, often, frequently, many times; closely, close one after another;
crebro, crebrius, creberrime ADV [XXXDX] lesser
frequently/repeatedly/often, one after another, time after time; thickly/densel

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.