sniggle

Etymology

From an alteration (perhaps due to giggle) of snigger, itself a variant of snicker.

sniggle means to chortle or chuckle; snicker. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

verb

To chortle or chuckle; snicker.“Ay! you see you'll laugh at the bare thought on it — and I'll be bound th' minister, though he's not a laughing man, would ha' sniggled at th' notion of falling in love wi' the child.”
To fish for eels by thrusting a baited needle or hook into their dens.“But rampant poaching (the correct term for catching a grown-up eel with bait is to “sniggle”, though elvers are caught with something more like a giant sieve) is now prompting authorities to crack down well in advance of next year’s season.”
To catch by this means.
To ensnare.
To steal something of little value.