The term 'weak and ineffectual' can be described by two crossword solutions: WIMPY (5 letters) and LAME (4 letters). WIMPY is an informal adjective used to describe someone who is timid, cowardly, or lacking in strength or courage. LAME, on the other hand, is an adjective used to describe someone or something that is weak, ineffective, or inadequate. Both words are often used to describe people who lack the courage or strength to stand up for themselves.