Meaning of ardu | Babel Free
[ˈar.du]Definitions
- steep (of a near-vertical gradient)
- arduous (needing or using up much energy)
Equivalents
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.
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