Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
timbered is an adjective meaning "furnished with or made of wood or timbers". It carries 2 recorded senses.
furnished with or made of wood or timbers
“timbered walls”
covered with growing timber
“thickly timbered ridges clothed with loblolly pine and holly”
“hills timbered up to their summits”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for timbered come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.