tributable
taxable
tribute
payment, tax
+
-able
capable of being
Tributable means taxable and combines tribute0 (payment, tax0) with -able1 (capable of being1), indicating something that is capable of being taxed.
adjective
- taxableSubject to taxation or capable of being taxedLos ingresos de su negocio son tributables según la ley. // The income from his business is taxable according to the law.