The suffix "-ible" is used in the English language to form adjectives, indicating that something is capable of being done or is possible. It is derived from Latin, where it often appears in words that describe potential or ability. For example, the word accessible means that something can be reached or entered. Words ending in "-ible" often relate to actions or states. Common examples include invisible, meaning not able to be seen, and responsible, indicating the ability to be accountable for something. Understanding this suffix can help in deciphering the meanings of various adjectives in English.