Synonyms for Trebled:

adj.

•triple (adjective)
three-ply, ternary, threefold, triplicate, triple.

Usage examples for Trebled

1. Would you have given up a year of your life for that fortune trebled – The World's Greatest Books, Vol III by Arthur Mee and J.A. Hammerton, Eds.

2. But Arthur's trebled cow- skin cap here stood him in good stead: the blow glanced off without doing more than stunning him. – Robin Hood by J. Walker McSpadden