poko（ポコ）
poko describes a small bump, bulge, or protrusion that appears lightly and without force.
pachi（パチ）
pachi describes a short, bright snapping or popping sound produced when something lightly bursts, snaps, or makes a crisp spark-like noise.
pachi-pachi（パチパチ）
pachi-pachi describes short, sharp, repeating popping sounds such as light clapping, small sparks, or gentle crackling.
pota-pota（ポタポタ）
pota-pota describes small drops of liquid falling one by one in a slow, steady rhythm.
piko-piko（ピコピコ）
piko-piko describes a small, light, repetitive movement or sound, often associated with simple electronic beeps, toy-like motions, or rhythmic mechanical reactions.
peta-peta（ペタペタ）
peta-peta describes a light, flat sound or motion created when something soft or slightly sticky repeatedly touches a surface.
pyon-pyon（ピョンピョン）
1. A light, bouncing or hopping movement
puni-puni（プニプニ）
1. A soft, squishy, and elastic texture
pera-pera（ペラペラ）
1. Speaking fluently or smoothly
peko-peko（ペコペコ）
1. Being extremely hungry