Webster's Revised Unabridged Dictionary · 1913

Niggle

Niggle , transitive verb

[Dim. of Prov. English nig to clip money; compare also Prov. English nig a small piece.]

To trifle with; to deceive; to mock. [Obsolete] — Beau. & Fl

Niggle , intransitive verb

1.
To trifle or play.
Take heed, daughter, You niggle not with your conscience and religion. — Massinger
2.
To act or walk mincingly. [Provincial English]
3.
To fret and snarl about trifles. [Provincial English]
4.
(Chiefly Eng.) To move about restlessly or without result; to fidget.
5.
To be finicky or excessively critical; to potter; esp., to work with excessive care for trifling details, as in painting.

Niggle , transitive verb

1.
To use, spend, or do in a petty or trifling manner.
2.
To elaborate excessively, as in art.