SYNAPSIDS

ad ai an as ay id in is na pa pi si ya

ads aid ain ais and ani any asp ass ays dan dap day din dip dis ids ins nap nay nip pad pan pas pay pia pin pis psi pya sad sap say sin sip sis spa spy syn yap yid yin yip

aids ains ands anis asps ayin dais dans daps days dins dips diss naps nays nipa nips padi pads paid pain pans pass pays pian pias pina pins piny piss psis pyas pyin sadi said sain sand sans saps sass says sins sips snap snip span spas spay spin yaps yids yins yips