arduum
argentum
ar·du·us
difficult
proudly elevated
Synonyms for arduus
difficilis
–
difficult, hard, troublesome
Similar to arduus
arduum
–
steep place, the steep
carduus
–
thistle
assiduus
–
unremitting
arbustum
–
a vineyard planted with trees
ardens
–
ablaze, burning
argutus
–
acute
ardor
–
ardor, impatience