
Explanation of niggle (verb) forms: niggled; niggled; niggling argue over petty things; pettifog; bicker; squabble; brabble
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Explanation of roil (verb) forms: roiled; roiled; roiling make turbid by stirring up the sediments of
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Explanation of surmount (verb) forms: surmounted; surmounted; surmounting be or do something to a greater degree; outmatch; outgo; exceed; outdo; outperform
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Explanation of sap (verb) forms: sapped; sapped; sapping excavate the earth beneath
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Explanation of appreciate (verb) forms: appreciated; appreciated; appreciating increase the value of; apprise
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Explanation of uniformity (noun) form: uniformities the quality of lacking diversity or variation (even to the point of boredom)
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Explanation of vixen (noun) a female fox
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Explanation of circumscribe (verb) forms: circumscribed; circumscribed; circumscribing surround; restrict
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Explanation of commutate (verb) reverse the direction of (an alternating electric current) each half cycle so as to produce a unidirectional current
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Explanation of concenter (verb) bring into focus or alignment; focalize; focalise; focus
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