The word "thumbkins" is spelled with the IPA phonetic transcription of /ˈθʌmkɪnz/. The first syllable "thumb" is pronounced with a voiceless dental fricative (/θ/), followed by the vowel sound /ʌ/ and the consonant sound /m/. The second syllable "kins" is pronounced with the vowel sound /ɪ/ and the consonant sound /nz/. This word is often used in children's nursery rhymes or fingerplay activities to describe the thumb as a character.