DISSATISFACTORY
disappointing, dissatisfactory, unsatisfying
(adjective) not up to expectations; “a disappointing performance from one who had seemed so promising”
Source: WordNet® 3.1
Etymology
Adjective
dissatisfactory (comparative more dissatisfactory, superlative most dissatisfactory)
Causing dissatisfaction.
Synonyms
• unsatisfactory
Source: Wiktionary
Dis*sat`is*fac"to*ry, a.
Definition: Causing dissatisfaction; unable to give content;
unsatisfactory; displeasing.
To have reduced the different qualifications in the different States
to one uniform rule, would probably have been as dissatisfactory to
some of the States, as difficult for the Convention. A. Hamilton.
– Dis*sat`is*fac"to*ri*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition