As nouns the difference between sighter and nighter
is that sighter is a trial shot in rifle or artillery shooting, to set the range, targeting etc while nighter is (only in combinations) someone or something who does something for a certain number of nights.
sighter
English
Noun
(
en noun)
A trial shot in rifle or artillery shooting, to set the range, targeting etc.
a sight on a weapon
a targeteer
Anagrams
*
nighter
English
Noun
(
en noun)
(only in combinations) Someone or something who does something for a certain number of nights
Related terms
* all-nighter
* day-nighter
* one-nighter