tumer

== Interlingua == === Verb === tumer to swell == Old French == === Verb === tumer alternative form of tumber ==== Conjugation ==== This verb conjugates as a first-group verb ending in -er. The forms that would normally end in *-ms, *-mt are modified to ns, nt. Old French conjugation varies significantly by date and by region. The following conjugation should be treated as a guide.