SIXFOLD

sextuple, sixfold, six-fold

(adjective) having six units or components

sixfold, six times

(adverb) by a factor of six; “the population of this town increased sixfold when gold was found in the surrounding hills”

Source: WordNet® 3.1

Etymology

Adjective

sixfold (not comparable)

Having six component parts.

Adverb

sixfold (not comparable)

Times six, multiplied by six.

Source: Wiktionary

Six"fold`, a. Etym: [AS. sixfealand.]

Definition: Six times repeated; six times as much or as many.

Source: Webster’s Unabridged Dictionary 1913 Edition