clear
1. Free from flaw or blemish or impurity
2. Affording free passage or view; SYN. free, open.
3. Clear and distinct to the senses; easily perceptible; SYN. clean-cut, clear-cut.
4. Clear to the mind
5. Easily deciphered; SYN. decipherable, readable.
6. Characterized by freedom from troubling thoughts; especially e.g. guilt
7. Characterized by ease and quickness in perceiving; SYN. percipient.
8. (Meteorology) Free from clouds or mist or haze
9. Of complexion; without such blemishes as e.g. acne
10. Free from confusion or doubt
11. Free from cloudiness; allowing light to pass through
12. (Especially of a title) Unencumbered, in a legal sense; SYN. unmortgaged.
13. Clear of charges or deductions
14. Free from contact or proximity or connection
absolved · bright · broad · clean · clean-cut · clean-handed · clear · clear-cut · clear-thinking · cleared · clearheaded · cloudless · comprehendible · comprehensible · crystal clear · crystalline · decipherable · definite · discerning · distinct · exculpated · exonerated · fair · free · guiltless · hyaline · hyaloid · innocent · legible · light · limpid · liquid · lucid · luculent · net · nett · open · pellucid · percipient · perfect · perspicuous · prima facie · pure · readable · semitransparent · serene · shining · shiny · sunny · sunshiny · translucent · transparent · trenchant · unambiguous · unblemished · unclouded · unencumbered · unfrosted · unmistakable · unmortgaged · unobstructed · unqualified · unsubtle · untroubled · vindicated · vivid · well-defined
clean up a room · clean up crime · clean up one's act · clean windows · Clean your shoes! · clear · clear a canal · clear a forest