Word search and wildcard field name

Wildcard field: *:expression, just like somefield:expression. *:test - Matches a field containing nothing but "test" *:t*cup - Matches "teacup", "the cupboard", etc. *:*test - Matches a field ending in "test", e.g. "protest" *:test* - Matches a field starting with "test", e.g. "testing", "test subject" Word search: ; marks a word boundary. If searching a field, ; at the start or end of the expression is short for *; or ;* respectively. ;test; - Matches "test subject" ;test - Matches "beta tester" test; - Matches "protest" *:;test - Matches a field ending in the word "test", e.g. "beta test" but not "protest" or "I failed the test."