The pronunciation of many etymologically related words involves a shifting of stress as illustrated below:
Stress on the first syllable |
Stress on the second syllable |
Stress on other syllables |
photograph |
photography |
photographic |
telegraph |
telegraphy |
telegraphic |
democrat |
democracy |
democratic |
diplomat |
diplomacy |
diplomatic |
politics |
political |
politician |
personal |
personify |
personality |
competent |
competitor |
competition |
family |
familiar |
familiarity |
Further examples of shifting of word stress: