think A1

/[ˈθæŋk]/ an instance of deliberate thinking

thank A1

/ˈfæ̞ŋk/ singular of thanks (“an expression of appreciation or gratitude; grateful feelings or thoughts; favour, goodwill, graciousness”)

thought A2

/θɔt/ the organized beliefs of a period or group or individual

thanks A1

/ˈθeɪ̯ŋks/ with the help of or owing to