(meteorology) warm front

air temperature, atmospheric temperature, ambient temperature

passage through an object / passage of a test in school / passage of a bill / passage through a screening

pass through something / pass a test / pass a bill / pass a screening

warm

warmth

frontline of a warzone / frontline of activity, the most outward area of development / (meteorology) atmospheric front

ascent; rise

rise, ascend

behind, after