What are Psychic-types weak against in Pokemon GO?

Knowing a Pokemon’s strengths and weaknesses is a key part of battling and raiding in Pokemon GO. To do the most damage, it is important to know what types are strong against the opponent.

Pokemon Go type chart: Strengths, weaknesses, resistance, vulnerability - Dexerto

Pokemon Go Gym fighters : You might find this type chart useful : r/TheSilphRoad

Pokémon type chart – strengths, weaknesses, and typings explained

Pokémon Go Type Effectiveness and Weakness Chart

Ghost Pokémon weaknesses and counters in Pokémon Go - Dot Esports

Pokémon Go Type Strengths & Weaknesses Guide - LevelSkip

Didn't really like the type charts that were going around so i decided to modify my own. : r/TheSilphRoad

Weaknesses and counters for Dark-type Pokémon in Pokémon Go - Dot Esports

Dark Pokémon weakness, resistance, and strength

What makes psychic Pokémon strong against ghost type Pokémon? - Quora

What are weaknesses of dark Pokemon? - Quora

Pokémon Go Psychic Cup – Great League Edition: Best Pokémon - Video Games on Sports Illustrated

Pokemon Sword & Shield - All types weaknesses and strengths