As adjectives the difference between superfluous and effusive
is that superfluous
is in excess of what is required or sufficient while effusive
is gushy; unrestrained, extravagant or excessive (in emotional expression).
In excess of what is required or sufficient.
- With a full rain suit, carrying an umbrella may be superfluous .
* excessive, extraneous, extra, pleonastic, supernumerary, surplus, unnecessary, extravagant
gushy; unrestrained, extravagant or excessive (in emotional expression)
(archaic) pouring, spilling out freely; overflowing
* Alexander Pope
(of igneous rock) extrusive; having solidified after being poured out as molten lava
- washed with the effusive wave