o, d, e, l, n, w are letters that make 'dwell on'
el, ell, well, dwell, EL, on are words within 'dwell on'
1 possible definitions for 'dwell on'
Under this definition, dwell on is a verb and has the following properties:
linger over has the same meaning as dwell on
'dwell on' can be a type of hesitate, waver, waffle.