適時 is read as てきじ (tekiji) and means timely.
てきじ
tekiji
てきじだ
timely hit
てきよう
applying (e.g. a technology)
てきとう
suitable
てきせつ
appropriate
てきど
moderate (degree)
てきせい
aptitude
てきかく
eligible
てきする
to fit
reasonable
てきほう
legal
てきごう
conformity
てきにん
competent