Final answer:
The suffix -ism refers to a condition or state of something and is often attached to words related to practices, systems, or philosophies. It also features in medical terminology to describe particular conditions or syndromes.
Step-by-step explanation:
The suffix -ism means c. condition, state of. This suffix is commonly attached to words to create nouns that indicate a practice, system, or philosophy, such as in capitalism or altruism, reflecting a systemic condition or state of practice.
Understanding the meaning of common suffixes like -ism is important in building vocabulary and comprehending the meaning of complex words. It allows the identification of words related to various ideologies, behaviors, or practices. Additionally, many medical terms also utilize the suffix -ism to describe certain conditions or syndromes, further emphasizing the idea of a particular state or condition as in hypothyroidism or autism.