1. At the beginning
   - initially

1. From the beginning

Encyclopedia: Ab initio

• interrelated
• interrelatedness
• interrelation
• interrelationship
• interrogate
• interrogation
• interrogation point
• interrogative
• interrogative mood
• interrogative sentence
• interrogatively
• interrogator
• interrogatory
• interrupt
• interrupted
• interrupted fern
• interrupter
• interruption
• interscholastic
• interschool
• intersect
• intersectant
• intersecting
• intersection
• intersection point