slighting

(verb) pay no attention to, disrespect. Synonyms: slight, cold-shoulder. Example: "She cold-shouldered her ex-fiance."

(adj) tending to diminish or disparage. Synonyms: belittling, deprecating, deprecative, deprecatory, depreciative, depreciatory. Examples: "Belittling comments." "Managed a deprecating smile at the compliment." "Deprecatory remarks about the book." "A slighting remark."