WHOLE CHARACTER
春chūn
spring (the season) (春季, 春节); life; vigor (大地回春)
春 is spring — the season of beginnings and new life.
Structural hint of the written shape, not an exact stroke sequence: the three-plus-person top (strokes interleave) over the sun radical. ZDIC marks 会意 without naming pieces.
TOP GROUP (THREE HORIZONTALS CROSSED BY THE PERSON FORM)
Component group
Notice this part of the shape; it is not taught as a separate word in this lesson.
In 春: top group (three horizontals crossed by the person form) Shown with its documented or clearly limited role.
BOTTOM SUN PIECE (THE RADICAL 日)
日rì
sun; day
日 gives a sun/day/time clue in combined characters.
In 春: bottom sun piece (the radical 日) ZDIC lists 日 as the radical.