Non-poisonous and Trustworthy

Non-poisonous adjective - Not producing poison.

Trustworthy and non-poisonous are semantically related. in not dangerous topic. In some cases you can use "Trustworthy" instead an adjective phrase "Non-poisonous".

Trustworthy adjective - Worthy of one's trust.

Non-poisonous and trustworthy are semantically related. Sometimes you can replace phrase "Non-poisonous" with "Trustworthy", this terms are similar.