phaen- /fēn-/ or phaeno- /fē-no- or -nō-/ same as phen- or pheno-

• studio flats
• studio potteries
• studio pottery
• studios
• studious
• studiously
• studiousness
• studiousnesses
• studly
• stud muffin
• stud muffins
• stud poker
• stud pokers
• studs
• studwork
• studworks
• study
• study group
• study groups
• studying
• stuff
• stuffed
• stuffed shirt
• stuffed shirts
• stuffer