Informelle
Informelle is the feminine form of the adjective informal in German and is used in other languages with similar forms to describe non-formal or non-official qualities. In German, informell means not formal or not strictly bound by formal rules, and its feminine form informelle is used before feminine singular nouns, for example in phrases like eine informelle Kleidung or informelle Kontakte.
In practice, informelle appears in a range of contexts. German language usage often discusses informal settings,
Beyond German, informelle or its equivalents appear in other languages with similar feminine forms of the adjective
In economics and sociology, the term informal often appears in the phrase informal economy or informal sector,
See also: formality, informal economy, informal sector, informal language, informal networks.