This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. Simple past tense and past participle of higgle.

"What huge fellows they were! almost as huge as the hogs for which they higgled; the generality of them dressed in brown sporting coats, drab breeches, yellow-topped boots, splashed all over with mud, and with low-crowned broad-brimmed hats."

giggle