Group 1 analyse, verb consider in detail and subject to an analysis in order to discover essential features or meaning break down into components or essential features make a mathematical, chemical, or grammatical analysis of

lecture, verb
deliver a lecture or talk
She will talk at Rutgers next week
censure severely or angrily

lecture, noun
a speech that is open to the public
he attended a lecture on telecommunications
a lengthy rebuke
a good lecture was my father's idea of discipline
teaching by giving a discourse on some subject (typically to a class)

migrate, verb
move from one country or region to another and settle there
Many Germans migrated to South America in the mid-19th century
move periodically or seasonally
birds migrate in the Winter

minimum, noun
the smallest possible quantity
the point on a curve where the tangent changes from negative on the left to positive on the right