Stuffiness is a term used to describe a certain attitude or atmosphere that is characterized by excessive formality, stiffness, and a lack of warmth. The crossword solutions for this term are CONCEIT (7 letters), PRUDERY (7 letters), PEDANTRY (8 letters), and STARCH (6 letters). CONCEIT is an excessive pride in oneself, while PRUDERY is an excessive modesty or shyness. PEDANTRY is an excessive display of knowledge, and STARCH is a stiff, formal manner. All of these words can be used to describe the stuffiness of a certain situation.