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By Root 3960 0

faintness, fuzziness, haziness, indefiniteness, indistinctness, uncertainty, vagueness; impenetrability; invisibility; abstruseness; difficulty, complexity, complication, obtuseness

Antonyms

clarity, clearness, obviousness, plainness

ob·se·qui·ous adjective : humbly or excessively attentive (as to a person in authority) : FAWNING, SYCOPHANTIC

— ob·se·qui·ous·ly adverb

— ob·se·qui·ous·ness noun

ob·se·quy noun, plural -quies : a funeral or burial rite — usu. used in pl.

ob·serv·able adjective 1 : NOTEWORTHY

2 : capable of being observed

— ob·serv·abil·ity noun

Synonyms

apparent, visible, visual—more at VISIBLE

ob·ser·vance noun 1 : a customary practice or ceremony

2 : an act or instance of following a custom, rule, or law

3 : an act or instance of watching : OBSERVATION

Synonyms

[1] ceremonial, ceremony, form, formality, rite, ritual, solemnity—more at RITE

[2] compliance, conformity, obedience, submission, subordination—more at OBEDIENCE

ob·ser·vant adjective 1 : paying strict attention <~ spectators>

2 : KEEN, PERCEPTIVE

3 : MINDFUL <~ of the amenities>

Synonyms

absorbed, attentive, engrossed, intent, rapt—more at ATTENTIVE

ob·ser·va·tion noun 1 : an act or instance of observing

2 : the gathering of information (as for scientific studies) by noting facts or occurrences

3 : a conclusion drawn from observing; also : REMARK

4 : the fact of being observed

— ob·ser·va·tion·al adjective

Synonyms

[1] attention, awareness, cognizance, ear, eye, heed, notice, observance—more at ATTENTION

[3] comment, note, reflection, remark—more at REMARK

ob·ser·va·to·ry noun, plural -ries : a place or institution equipped for observation of natural phenomena (as in astronomy)

ob·serve verb ob·served; ob·serv·ing 1 : to conform one's action or practice to

2 : to celebrate or solemnize (as a ceremony or festival) in a customary or accepted way : CELEBRATE

3 : to make a scientific observation of

4 : to see or sense esp. through careful attention

5 : to come to realize esp. through consideration of noted facts

6 : to utter as a remark : REMARK

— ob·serv·er noun

Synonyms

[1] comply, conform, follow, mind, obey—more at OBEY

[2] celebrate, commemorate, keep—more at KEEP

[4] behold, descry, discern, distinguish, espy, eye, look, note, notice, perceive, regard, remark, see, sight, spy, view, witness—more at SEE

[6] comment, note, opine, remark—more at REMARK

ob·sess verb : to preoccupy intensely or abnormally

ob·ses·sion noun : a persistent disturbing preoccupation with an idea or feeling; also : an emotion or idea causing such a preoccupation

— ob·ses·sive adjective or noun

— ob·ses·sive·ly adverb

Synonyms

fetish, fixation, mania, preoccupation, prepossession—more at FIXATION

obsessive–compulsive adjective : relating to, characterized by, or affected with recurring obsessions and compulsions esp. as symptoms of a neurotic state

ob·sid·i·an noun : a dark natural glass formed by the cooling of molten lava

ob·so·les·cent adjective : going out of use : becoming obsolete

— ob·so·les·cence noun

ob·so·lete adjective : no longer in use; also : OLD-FASHIONED

Synonyms

antiquated, archaic, dated, old-fashioned, outdated, outmoded, outworn, passé; also aging, obsolescent; discarded, superannuated, worn-out; inoperable, unusable, unworkable, useless; dead, defunct, extinct; dormant, fallow, free, idle, inactive, inert, inoperative, latent; ancient, antediluvian, antique, fusty, musty, old, old-time, old-world; aged, age-old, hoary, venerable; bygone, erstwhile, former, late, past; historic, historical

ob·sta·cle noun : something that stands in the way or opposes

Synonyms

bar, block, clog, crimp, drag, embarrassment, encumbrance, fetter, handicap, hindrance, let, stop, stumbling block; also catch, hitch, rub, snag; encumbrance, burden, weight; fetter, hobble; delay, holdup, setback; break, check, constraint, curb, rein, restraint; bond, chain, handcuff, leash, manacle, muzzle, shackle, strap, tether, tie, trammel; barricade, fence, wall;