いい年をして[iitoshiwoshite] (in spite of) being old enough to know better
亥年[idoshi] year of the boar
一箇年[ikkanen] one year
一周年[isshuunen] one full year
一年以内に[ichineninaini] within a year

一年間[ichinenkan] (period of) one year
一年生[ichinensei] annual (plant)
一年草[ichinensou] annual (plant)
一年ぢゅう[ichinenjuu] all year round
一両年[ichiryounen] (a) year or two

ミサイル駆逐艦[misairukuchikukan] (guided) missile destroyer
駆逐[kuchiku] extermination
駆逐艦[kuchikukan] destroyer (ship)
逐一[chikuichi] one by one
逐語訳[chikugoyaku] literal translation

逐次[chikuji] successively
逐電[chikuden] flight
逐う[ou] to chase
放逐[houchiku] expulsion
角逐[kakuchiku] competition