verb
ADVERB
▪ considerably , greatly , grossly , seriously , vastly
▪ consistently
▪
The department consistently ~d its budget deficits.
VERB + OVERESTIMATE
▪ tend to
▪ be easy to
▪
It is easy to ~ the cost of this kind of research.
▪ be difficult to , be hard to
PREPOSITION
▪ by
▪
We ~d the cost by about 2%.
PHRASES
▪ sth cannot be ~d
▪
The importance of this group cannot be ~d.
Overestimate is used with these nouns as the object: ↑ ability , ↑ effect , ↑ extent , ↑ importance , ↑ size , ↑ value