I. | ̷ ̷ ̷ ̷|fōld adjective
Etymology: Middle English thrittifold, from Old English thrītigfeald, from thrītig thirty + -feald -fold
1. : having 30 parts or aspects
2. : being 30 times as large, as great, or as many as some understood size, degree, or amount
a thirtyfold increase
II. adverb
: to 30 times as much or as many : by 30 times
brought forth fruit, some an hundredfold, some sixtyfold, some thirtyfold — Mt 13:8 (Authorized Version)