A set of items or amount of material procured or gathered together. / Multiple related objects associated as a group. / The activity of collecting. / (topology, mathematical analysis) A set of sets.

(intransitive) To impact directly, especially if violent. / (intransitive) To come into conflict, or be incompatible.

Any of various breeds of dog originating in Scotland and England as sheepdogs

A female given name from English or Irish.

A fellow member of a profession, staff, academic faculty or other organization; an associate.

To unite or associate with another or with others.

Being a notebook with 10½" × 8" paper size with thirty-two evenly spaced lines with enough space to write reasonably neatly.

Alternative letter-case form of border collie

A salaried professional or clerical worker.

(grammar) A noun which, though singular, refers to a group of things or animals. Examples: a school of fish, a pride of lions.