Decoding exercises: "ay"

The sequence "ay" very reliably represents the diphthong /eɪ/.

/eɪ/, /iː/ or /ɪ/
Days of the week. See IPA phoneme /eɪ/ § Unstressed /eɪ/, /iː/ or /ɪ/

Spelling anomalies

 * As /aɪ/: kayak /ˈkaɪæk/ - Paraguay /ˈpærəɡwaɪ/ - Uruguay /ˈjʊərəɡwaɪ/
 * layer: /ˈleɪər, lr/
 * mayor: /mr, ˈmeɪər/
 * prayer: /prr/
 * quay: /kiː/
 * says: /sz/