1 to work together (with someone) on a piece of work: He and his brother collaborated on a book about aeroplanes/airplanes.
az: əməkdaşlıq etmək
ru: сотрудничать
2 to work along (with someone) to betray secrets etc: He was known to have collaborated with the enemy.
az: düşmənə işləmək, satqınlıq etmək
ru: сотрудничать с врагом