This is the 12657th most frequent Polish word.
niechcianymi
"Unwanted."
Refers to guests who are not welcome or desired.
Znalazłem schronienie przed niechcianymi gośćmi.
I found shelter from unwanted guests.
Indicates problems or issues that are undesired.
Firma musi radzić sobie z niechcianymi problemami.
The company must deal with unwanted problems.
Pertains to advertisements that are intrusive or uninvited.