sub- — under, below, lower, secondary (affix)
sub-
under, below, lower, secondary
Component
prefix
Latin · Latin 'under' (submarine, subway). Assimilates to suc-/suf-/sup-/sus-.
Used in (5)
subway
A1
/ˈsʌbˌweɪ/
An underground railway used to move people around a city.
submarine
B1
/sʌb.məˈɹin/
A ship that can travel under the surface of the water.
subtitle
B2
/ˈsʌbtaɪtəl/
Words shown on screen that translate or write out the dialogue in a film or show.
subzero
B1
/ˌsʌbˈzɪr.oʊ/
below zero on a numerical scale, especially a temperature scale
submerge
C2+
/səbˈmɜrdʒ/
to put or sink below the surface of a liquid