Can I stake Matic on trust wallet?

No, you cannot stake Matic on trust wallet (yet).

Trust Wallet is a mobile wallet for storing multiple cryptocurrencies, including Ethereum and its tokens. It supports staking for various PoS (Proof of Stake) networks, and allows users to easily manage their staked assets and earn rewards. The wallet also has built-in support for decentralized applications (dApps) and allows users to interact with them directly from the wallet.