115 entries under idiom topic. ×

1
plain as a pikestaff(expression, obvious, predictable)
1
plain as day
1
plain as the nose on your face(expression, clear, obvious, predictable)
1
sea of grass
1
simple as ABC(expression, clear, light, smooth)
1
straight from the shoulder(expression, adjective, open, easy)
1
through and through
1
to be seen
1
to the letter(expression, adjective, honest, exact)
1
ugly as hell
1
what you see is what you get(expression, fair, proper, candid)
1
woods and fields
0
all sheer
0
at ease
0
at home with(expression, common)
0
athletic field
0
bald unadorned(expression, ugliness)
0
boil with water
0
branch of knowledge
0
clear as daylight
10 years ago|64k views|share |citing 
APASmart Define. (2016). plain thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/plain/thesaurus/synonyms
ChicagoSmart Define. 2016. "plain thesaurus" https://smartdefine.org/plain/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, plain thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/plain/thesaurus/synonyms>.
MLASmart Define. "plain thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/plain/thesaurus/synonyms>